Which artery provides the blood to the distal segments of the large intestine and rectum?
Inferior mesenteric artery
Inferior phrenic artery
Gonadal artery
Renal artery
The Correct Answer is A
A. Inferior mesenteric artery: This artery is responsible for supplying blood to the distal part of the large intestine, including the descending colon, sigmoid colon, and rectum.
B. Inferior phrenic artery: This artery supplies blood to the diaphragm, not the large intestine or rectum.
C. Gonadal artery: The gonadal arteries supply blood to the reproductive organs, such as the ovaries or testes, not the large intestine.
D. Renal artery: The renal arteries supply blood to the kidneys and are unrelated to the blood supply of the large intestine or rectum.
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Related Questions
Correct Answer is D
Explanation
A. Seminal duct: There is no structure specifically called the "seminal duct" in male anatomy.
B. Epididymis: The epididymis is the tube where sperm mature, and it connects to the ductus deferens, not the urethra.
C. Prostatic duct: Prostatic ducts release prostatic fluid into the urethra, but they do not connect the ductus deferens to the urethra.
D. Ejaculatory duct: The ejaculatory duct connects the ductus deferens to the urethra, allowing sperm to enter the urethra for ejaculation.
Correct Answer is B
Explanation
Palatine Tonsils:
- Location: B. Oropharynx
The palatine tonsils are located on either side of the oropharynx, between the anterior and posterior pillars. They are the most commonly recognized tonsils and are often visible during a throat examination.
Lingual Tonsils:
- Location: B. Oropharynx
The lingual tonsils are located at the base of the tongue, also within the oropharynx. They are situated just posterior to the anterior lingual region.
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