Select your answer:

Topics:
Breathing System Central and Peripheral Nervous System Pancreas The Cardiovascular System OCR A-level Respiratory Acidosis Food and Nutrition Effect of Exercise on Cardio Respiratory System & Muscular Nervous & Endocrine Systems Types of Nutrients Environmental Biotechnology Muscle pathophysiology Body System Interactions Integumentary System Ortho Infectious Disease Respiratory and UrinaryOther quiz:
Musculoskeletal System › ViewWhich type of muscle is found only in the heart?
A. Smooth muscle
B. Skeletal muscle
C. Cardiac muscle
D. Voluntary muscle
Endocrinology › View
The main hormone secreted by the Thyroid gland
A. T4
B. T3
C. Both T4 & T3
D. Calcitonin