
★ The Circulatory System Quiz
The heart is enclosed in a protective sac called __________.
A. myocardium
B. capillaries
C. valve
D. pericardium
Topics:
Diseases Key Terms Mutations, Replication, and Cancer Brain, Neurons and The Nervous System Visual Impairment Types of Reproduction T Cells Human Anatomy and Physiology - Types of Tissues Therapeutic Services Roots Toxicology EM Spectrum The Blood Stress and Mental Health Cells & Body Systems Cosmetology Anatomy Physio Intro PracticeOther quiz: Central Nervous System
A_______is what your body does in reaction to a stimuli.
A. reaction
B. response
C. change