★ Respiration, Immune System, Blood Cells Quiz
Why do arteries have a thick muscle layer?
A. To provide energy for the blood vessel.
B. To prevent the blood flowing backwards.
C. To help withstand the high pressure blood, also to contract to control blood flow.
Select your answer:
Topics:
Health and Social Care Compact Bone Integumentary System Medical Terminology Facial & Dental Injuries Eczema Human Brain Teeth and Microbes MS Neurology Head and Neck Anatomy Hemodynamics Cellular Components DNA and Genetic Manipulation Skeleton Mouth - Stomach Lifestyle DiseasesOther quiz:
The Digestive System › ViewThe process in which food is dissolved is called _______.
A. Reproduction
B. Digestion
C. Respiration
Neuron Structure › View
Receives information
A. dendrites
B. cell body
C. axon
D. axon terminals