A Behavioral Physiologist Is Studying the Homeostatic Control of Blood

question 26

Multiple Choice

A behavioral physiologist is studying the homeostatic control of blood pH. In a trial, a lizard runs on a treadmill for a set amount of time and the blood pH is measured. The blood pH drops as carbon dioxide is released into the bloodstream. Which component of the homeostatic feedback system is responsible for determining if the blood pH is far enough from normal that a response is necessary?

• A) effector
• B) sensor
• C) integrator
• D) assimilator

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Definitions:

Knee

A joint that connects the thigh bone (femur) to the shin bone (tibia), allowing for flexion, extension, and minimal rotation of the leg.

Longest Bone

The femur or thigh bone, which is the largest and strongest bone in the human body, supporting the weight of the body and facilitating movement.

Femur

The thigh bone, which is the longest, strongest, and largest bone in the human body.

Classification

Process of naming organisms and assigning them to taxonomic groups (taxa).