Final- anatomy test (Nightingale College)(200 questions with verified ,accurate solutions, Exams of Molecular biology

Download Final- anatomy test (Nightingale College)(200 questions with verified ,accurate solutions and more Exams Molecular biology in PDF only on Docsity! Final- anatomy test (Nightingale College)(200 questions with verified ,accurat e solutions including diagrams) The structure that is called the "powerhouse" of the cell is the: Mitochondira Mitochondria, Golgi apparatus, and endoplasmic reticulum are examples of: Organelles Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen Brainpower Read More A plane through the body that divides the body into right and left sides is called: Sagittal We have an expert-written solution to this problem! formation of a peptide bond. both B and C. Hydrolysis Substances that accept hydrogen ions are called: bases The process of the digestion of food is an example of which type of reaction? decomposition Which of the following represents properties of water? High specific heat High heat of vaporization Strong polarity All of the above all of the above The kind of element is determined by the number of: protons An isotope of an element contains different numbers of ____ from other atoms of the same element. neutrons The octet rule refers to the: A. stability of the nucleus when the protons are in a multiple of eight. B. stability of the atom when there are eight electrons in the outermost energy level. C. stable configuration of the nucleus when there are eight more neutrons than protons. D. principle that one atom can combine with a maximum of eight other atoms. B. stability of the atom when there are eight electrons in the outermost energy level. The most abundant and important compound(s) in the body is(are): water Tiny indentations of the plasma membrane that resemble caves are called: caveolae The fundamental organizational unit of life is the: cell Main cell structures include all of the following except: organelles. plasma membrane. interstitial fluid. cytoplasm. interstitial fluid A list of the cell fibers from largest to smallest would read: microtubules, intermediate filaments, microfilaments The enzyme catalase is an important chemical in the functioning of the: mitochondria. proteasomes. peroxisomes. lysosomes. peroxisomes The inner membrane of what double- membrane structure is contorted into folds called cristae? Mitochondrion Which of the following is not true of the rough endoplasmic reticulum? A. It makes lipids and carbohydrates. B. It is made of broad, flattened sacs. C. It has many ribosomes attached to it. D. All of the above are true of the rough endoplasmic reticulum. Around the sixth month of pregnancy, the developing fetus is almost entirely covered by a fine soft hair coat called the: langup=o Which type of tissue has cube-shaped cells and can be found lining the kidney tubules? simple cuboidal epithelium We have an expert-written solution to this problem! The mixed secretions of sebaceous and ceruminous glands form a brown waxy substance called the cerumen We have an expert-written solution to this problem! Anatomically speaking, which bones compose the wrist? carpals tarsals metacarpals metatarsals carpals What structures normally hold the foot bones firmly in their arched positions? cartilage and tendons ligaments and cartilage muscles and tendons ligaments and tendons ligaments and tendons Which of the following is a bone in the axial skeleton? vertebra tarsal femur clavicle vertebra Fibrocartilage can be found in the: articular surfaces. middle ear. nasal cavity. symphysis pubis. symphysis pubis The largest sesamoid bone in the body is the: patella Which two bones join to form the posterior part of the hard palate? palatine The medial part of the anterior chest wall is supported by a dagger-shaped bone called the sternum We have an expert-written solution to this problem! Which two bones compose the shoulder girdle? clavicle and scapula Which bone serves as the keystone in the architecture of the cranium? sphenoid Which of these pelvic bones is the most anteriorly placed? pubis ischium The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Its fibers run parallel to the body. Which of the following terms might be part of its name? flexor We have an expert-written solution to this problem! Which of the following is not a posterior muscle that acts on the shoulder girdle? pectoralis minor Which is not true of the myelin sheath? A. It is associated with white fibers in the brain. B. It is important for nerve impulse conduction. C. It covers cell bodies in the brain and spinal cord. D. It is destroyed in those with multiple sclerosis. c We have an expert-written solution to this problem! Small distinct regions of gray matter in the CNS are called: nuclei Which of the following is the deepest connective tissue layer of a nerve? endoneurium Along a neuron, the correct pathway for impulse conduction is: dendrite, cell body, axon Dendrites conduct impulses _____ cell bodies. toward Fascicles are held together by a connective tissue layer called the: perineurium A neuron that has only one axon but several dendrites is classified as a _____ neuron. multipolar Multipolar neurons have: A. multiple axons and multiple dendrites. B. multiple axons and one dendrite. C. multiple dendrites and one axon. D. one dendrite and one axon. c The nervous system can be divided: A. according to its structure. B. according to direction of information flow. C. by control of effectors. D. in all of the above ways. D One of the components of the blood-brain barrier is: Astrocytes The brain has _____ major divisions. 6 Several "vital centers" are located in the: medulla T/F: Axon terminals that secrete acetylcholine are called cholinergic terminals. true Which plexus contains nerves that innervate the lower part of the shoulder and the entire arm? brachial the fovea centralis Receptors for hearing are located in the cochlear duct Endocrine gland of the thorax that is also important in immune function. thymus gland Bony labyrinth structure containing the utricle and saccule. vestibule The hypophyseal portal veins are primarily located in the infundibulum The nerve carrying taste information from the anterior two-thirds of the tongue is the facial Largest purely endocrine gland in the body. thyroid gland Identify the letter that indicates the common iliac artery. a Identify the letter that indicates the internal jugular vein. b The heart valves that are located where the trunk of the pulmonary artery joins the right ventricle and where the aorta joins the left ventricle are called semliunar valves We have an expert-written solution to this problem! In _____, blood moves from veins to other veins or arteries to other arteries without passing through an intervening capillary network. vascular anastomoses The molecule that makes up 95% of the dry weight of each red blood cell and is responsible for the red pigment is hemoglobin The bulk of the heart wall is the thick, contractile middle layer called the Myocardium Which layer of the larger blood vessels is made up of endothelium? tunica intima The internal iliac artery supplies blood to the pelvis Erythrocytes begin their maturation sequence in red bone marrow from nucleated cells known as: hematopoietic stem cells. The brachiocephalic vein drains blood from the head, neck, and upper extremity. The term blood type refers to the type of blood cell antigen The outermost layer of the larger blood vessels is the tunica adventitia. The ingestion and destruction of microorganisms or other small particles is called phagocytosis. The largest of the paranasal sinuses is the: maxillary. frontal. ethmoid. sphenoid. maxillary The more common name for the pharynx is the: throat In the right lung, the superior and middle lobes are separated by the: horizontal fissure The small, leaf-shaped cartilage behind the tongue and hyoid bone is the: epiglottis. Which of the following is true of the cribriform plate? It separates the nasal and cranial cavities. It forms the lateral aspects of the nose. It separates the internal nose from the mouth. It forms a midline separation in the nasal cavity. It separates the nasal and cranial cavities. Gas exchange, the lungs' main and vital function, takes place in the: alveoli. Which of the following is not a function of the respiratory system? Assists with homeostasis of body pH Distributes oxygen to cells Filters air Warms air Distributes oxygen to cells The function of surfactant is to: transport oxygen from the air to the blood. transport carbon dioxide from the blood to the air. prevent each alveolus from collapsing as air moves in and out during respiration. trap foreign particles as they enter the bronchial tree. prevent each alveolus from collapsing as air moves in and out during respiration. The fauces, one of the seven openings found in the pharynx, opens into the: oropharynx. The lower border of the cavity of the larynx is formed by the: Cricoid cartilage The flap of tissue suspended from the midpoint of the posterior border of the soft palate is the: uvula Which of the following papillae of the tongue lack taste buds? filiform The longest portion of the small intestine is the: ileum The part of the colon that lies in the vertical position, on the left side of the abdomen, extending from a point below the stomach and spleen to the level of the iliac crest is the _____ colon. descending We have an expert-written solution to this problem! ADH Both B and C Both B and C A drop in systemic blood pressure would cause the filtration rate to: decrease Which of the following is not a part of the glomerular-capsular membrane? Parietal layer of the glomerular capsule Urine is conducted from the kidney to the urinary bladder through a tube called the: ureter We have an expert-written solution to this problem! The portion of the nephron tubule that is essentially always impermeable to water is the: ascending nephron loop. Under normal conditions, most nutrients are reabsorbed in which portion of the nephron? Proximal tubule Which of the following is not a normal function of the kidneys? Synthesize prostaglandins Regulate blood sugar Produce hormones Regulate blood electrolytes Regulate blood sugar Reabsorption, as performed in the kidney, may be defined as the: movement of molecules out of the tubule and into the peritubular blood The tube connecting the ovaries to the uterus is called the: uterine tubes. oviducts. fallopian tubes. All of the above are correct. All of the above are correct. Fertilization of an ovum most often occurs in the: fallopian tube. Which of the following is not true of the vagina? It can act as a receptacle for seminal fluid from the male. It serves as the lower part of the birth canal. It is a passageway for urine. It acts as an excretory duct for uterine secretions. It is a passageway for urine. The supporting structures in the male reproductive system include: the penis. a pair of spermatic cords. the scrotum. all of the above. all of the above. Identify the letter that indicates the cervix. e Which of the following is not an effect of testosterone? Promotes excretion of potassium by kidneys Promotes anabolism of proteins Promotes growth of skeletal muscles Promotes lengthening of long bones Promotes lengthening of long bones Which letter indicates projections from the dermis that reduce blister formation? e Which letter indicates a cellular junction that prevents molecules from passing between epithelial cells? a Which letter indicates cells that produce melanin in the hair root? d Identify the letter that indicates the Linea alba. b Identify the letter that indicates the Masseter. e Identify the letter that indicates the Orbicularis oris. d Identify the letter that indicates the Deltoid. b Identify the letter that indicates the region of a neuron with a name that means "little hill." b Identify the letter that indicates a Schwann cell. c Identify which diagram represents a cell that produces a myelin sheath in the central nervous system. e Which letter indicates the primary visual cortex, which receives information from neurons in the retina of the eye? e Identify the letter that indicates the formed element of the blood that is packed with molecules of hemoglobin. a Identify the letter that indicates the left common carotid artery. a Identify the letter that indicates the layer common to all blood vessels regardless of their size. a We have an expert-written solution to this problem! Identify the letter that indicates the fraction of leukocytes that represents lymphocytes. d Identify the letter that indicates anchor points for chordae tendineae, composed of cells from the myocardium. b Identify the letter that indicates collagen fibers that anchor lymphatic capillaries to surrounding connective tissue. d Identify the letter that indicates lymph nodes that direct lymph fluid to the jugular trunks. b Identify the letter that indicates structures that assist in filtering, heating, and humidifying inspired air. a Identify the letter that indicates Ciliated cells in this layer transport mucus laden with dust, bacteria, pollen, and viruses towards the pharynx. c Identify the letter that indicates the efferent arteriole. a Identify the letter that indicates the site of sperm maturation and storage. c Identify the letter that indicates the cervix. e Identify the letter that indicates the gland that secretes lubricating mucus into the vaginal orifice. c