2011 anatomy midterm Flashcards
Which of the following protein pairs is present in microvilli? A. villin and spectrin B. erzin and myosin C. villin and erzin D. cadherins and erzin E. actin and cadherins
A. villin and spectrin
Which of the following anatomical planes divides the body into anterior and posterior halves? A. transverse B. sagittal C. horizontal D. medial E. frontal
E. frontal
coronal plane= the frontal plane
Which of these organs is affected by defective intermediate mesoderm? A. testes B. stomach C. brain D. bones E. skeletal muscles
A. testes
What distinguishes articular cartilage? A. chondrocytes B. collagen fibers type II C. no perichondrium D. ground substance E. elastin
C. no perichondrium
What is a feature of fibroblasts? A. round nucleus B. little cytoplasm C. fat storage D. abundant RER E. no golgi
D. abundant RER
Which of these structures is temporarily present if the ovum is not fertilized? A. corpus luteum B. corpus albicans C. blastocyst D. zygote E. cytotrophoblast
B. corpus albicans
What interaction is necessary for capacitation?
A. the sperm and the mucosal surface of the uterine tube B. the sperm and the mucosal surface of the vagina
C. the sperm and the mucosal surface of the cervix
D. the sperm and the mucosal surface of the body of the uterus
E. the sperm and the mucosal surface of the fundus of the uterus
A. the sperm and the mucosal surface of the uterine tube
What is the most common site for abnormal implantation? A. the uterine tube B. recto-uterine cavity C. interstitial D. internal is of the uterus E. ampulla of the uterine tube
A. the uterine tube
What is a woven bone? A. spongy bone B. dense bone C. immature bone D. articular bone E. flat bone
C. immature bone
What resembles fascia?
a. endomysium
b. perimysium
c. adipose tissue
d. epimysium
e. blood vessels
d. epimysium
What is the function of osteoblasts in bone? A. resorption B. energy storage C. collagen synthesis D. protection E. insulation
C. collagen synthesis
Which of these is least related to gametogenesis? A. spermatids to spermatozoa B. release of the ova C. primary follicle to mature follicle D. testosterone synthesis
B. release of the ova
Which of the following tissue types has the most abundance of collagen fibers? A. adipose B. umbilical cord C. epiglottis D. areolar E. tendon
E. tendon
Which type of collagen is most present in fibrocartilage? A. III B. II C. VI D. I E. V
D. I
Which of these is composed of 3 alpha chains? A. GAGs B. Proteoglycans C. Hyaluronic acid D. Tropocollagen E. Elastin
D. Tropocollagen
The nucleus pulposus will be deformed if:
A. the notochord is deformed
B. the intermediate mesoderm is deformed
C. the endoderm is deformed
D. the somatic chorion is deformed
E. the paraxial mesoderm is deformed
A. the notochord is deformed
Nucleus pulposus= the inner core of the vertebral disc
Cartilage has which type of collagen? A. I B. III C. II D. VI E. VII
C. II
What type of epithelium is present in the alveoli of the lungs? A. stratified squamous B. simple cuboidal C. transitional D. pseudostatified columnar E. simple squamous
E. simple squamous
What type of tissue is common between the dermis and heart valves? A. reticular B. areolar C. elastic D. dense regular E. dense irregular
E. dense irregular
Which of the following types of epithelium is most abundant in the respiratory tract? A. simple squamous B. psuedostratified columnar C. simple columnar D. stratified cuboidal E. simple cuboidal
B. psuedostratified columnar
What is the cell that is analogous to the sertoli cell? A. Granulosa B. Thecal C. Leydig D. Theca externa E. Myoid
A. Granulosa
Which part of the myofilament contains overlapping thin and thick filaments? A. I band B. H zone C. A band D. Z line E. M line
C. A band
Which of the following structures is formed from the neural crest cells? A. gonads B. spinal ganglia C. intestine epithelium D. axial skeleton E. body muscles
B. spinal ganglia
The anatomical term that refers to being away from the center of the body is: A. proximal B. contralateral C. ipsilateral D. distal E. volar
D. distal
What is the basis of classification of glandular epithelium? A. mechanism of secretion
B. number of layers
C. shape of cells
D. relative position to the connective tissue
E. the contents of the extracellular matrix
A. mechanism of secretion
How does a paracrine gland secrete its substances to target?
A. through basal lamina
B. through blood and lymph
C. diffusion through extracellular space
D. through ducts
E. to apical surface then moved by cilia
C. diffusion through extracellular space
What is the functional benefit of a multiaxial joint?
A. freedom of movement
B. allows little movement
C. tightly attaches bones at joints
A. freedom of movement
Which of these embryonic tissues provides the cellular supply for the formation of the three germ layers? A. hypoblast B. celom C. epiblast D. ectoderm E. chorion
C. epiblast
When is the eosinophil count greatly increased in patients? A. allergic reaction B. parasitic infection C. bacterial infection D. presence of antigens
B. parasitic infection
Which of the following produces histamine and heparin? A. monocytes B. basophil C. eosinophils D. neutrophils E. plasma cells
B. basophil
What is the function of osteoclasts? A. synthesis of collagen B. ossification C. bone resorption D. gives many cell types E. synthesis of matrix
C. bone resorption
During which stage of endochondral ossification does the primary ossification center form? A. growth in length of cartilage model B. thickening of shaft C. medullary cavity forms D. formation of periosteum E. invasion of blood vessels
E. invasion of blood vessels
Which of the following is a fibrous joint? A. hip joint B. joints between vertebrae C. intercarpals D. sutures E. pubic symphysis
D. sutures
