Anatomy Flashcards
7 cards from real MCAT 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 nerve innervates the diaphragm?
Answer: Phrenic nerve (C3-C5)
The phrenic nerve, arising from cervical spinal levels C3-C5, provides motor innervation to the diaphragm.
The coronary sinus drains into which cardiac chamber?
Answer: Right atrium
The coronary sinus collects venous blood from the myocardium and drains into the right atrium.
Which ligament connects the liver to the anterior abdominal wall and contains the ligamentum teres hepatis?
Answer: Falciform ligament
The falciform ligament attaches the liver to the anterior abdominal wall and contains the ligamentum teres hepatis (obliterated umbilical vein).
The inguinal ligament is formed by the lower edge of which abdominal muscle's aponeurosis?
Answer: External oblique
The inguinal ligament is the folded-under lower edge of the external oblique aponeurosis, running from the ASIS to the pubic tubercle.
Broca's area, responsible for speech production, is located in which lobe of the brain?
Answer: Frontal lobe
Broca's area is located in the inferior frontal gyrus of the frontal lobe (Brodmann areas 44 and 45).
Which structure passes through the carpal tunnel along with the nine flexor tendons?
Answer: Median nerve
The median nerve and nine flexor tendons (4 FDS, 4 FDP, 1 FPL) pass through the carpal tunnel.
The pterygoid plexus of veins drains into which vessel?
Answer: Maxillary vein
The pterygoid plexus drains primarily into the maxillary vein, which joins the superficial temporal vein to form the retromandibular vein.