COMPARING HUMAN BLOOD VESSELS TO THOSE OF OTHER VERTEBRATES: VESSELS OF THE ARM

In humans, arterial blood reaches the arm as the subclavian, axillary, and brachial arteries. The brachial artery branches into radial and ulnar arteries. Corresponding veins return deoxygenated blood from the arm.

shark and perch

sharkperch

salamander and turtle

salamanderturtle

opossum

opossumopossum

cat

cat

cat

monkey

monkey

OPOSSUM

OPOSSUM

OPOSSUM
OPOSSUM

CAT

CAT

CAT
CAT

MONKEY

MONKEY

WHAT SPECIFIC SIMILARITIES AND DIFFERENCES DID YOU NOTICE BETWEEN THE HUMAN STRUCTURES AND THOSE OF OTHER VERTEBRATES? HOW DO THESE STRUCTURAL SIMILARITIES/DIFFERENCES COMPARE TO SIMILARITIES/DIFFERENCES IN LIFESTYLE? WHAT MAKES HUMANS UNIQUE? WHAT RELATIONSHIPS BETWEEN ORGANISMS DO YOU FEEL ARE SUPPORTED BY YOUR COMPARISONS OF THEIR FEATURES? WHAT FEATURES DO YOU FEEL DEFINE A PARTICULAR GROUP?
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