Anatomy Flashcards
7 cards from real PCAT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Anatomy flashcards as text
Which cranial nerve is responsible for the gag reflex (sensory component)?
Answer: CN IX (Glossopharyngeal)
CN IX (Glossopharyngeal) provides sensory innervation to the posterior pharynx, triggering the afferent limb of the gag reflex.
The basilic vein drains into which vessel in the arm?
Answer: Axillary vein
The basilic vein ascends the medial aspect of the arm and drains into the axillary vein.
Which cells in the testes produce testosterone?
Answer: Leydig cells
Leydig (interstitial) cells located in the connective tissue between the seminiferous tubules produce testosterone in response to LH.
The falciform ligament separates which two lobes of the liver?
Answer: Left and right lobes
The falciform ligament is a peritoneal fold that attaches the liver to the anterior abdominal wall and separates the right and left lobes.
Which bones form the pectoral girdle?
Answer: Clavicle and scapula
The pectoral (shoulder) girdle consists of the clavicle and scapula, which connect the upper limb to the axial skeleton.
Goblet cells secrete mucus and are found in which type of epithelium?
Answer: Simple columnar
Goblet cells are unicellular mucous glands interspersed within simple columnar epithelium lining the intestines and other surfaces.
The adrenal medulla is embryologically derived from which tissue?
Answer: Neural crest cells
The adrenal medulla is derived from neural crest cells, which explains why it secretes catecholamines similar to sympathetic neurons.