21.3A Total D

What is sensing and processing information, and controlling body activities?

• endocrine system
• integumentary system
• muscular system
• nervous system
• skeletal system

What is supporting the body and allowing movement?

• endocrine system
• integumentary system
• muscular system
• nervous system
• skeletal system

What is moving the body and specific body organs?

• endocrine system
• integumentary system
• muscular system
• nervous system
• skeletal system

What is covering and protecting the body?

• endocrine system
• integumentary system
• muscular system
• nervous system
• skeletal system

What is regulating body functions with chemical messengers?

• endocrine system
• integumentary system
• muscular system
• nervous system
• skeletal system

The peripheral nervous system consists of:

• Only the brain
• Only the spinal cord
• The brain and spinal cord
• Nerves and associated cells outside the brain and spinal cord

The somatic nervous system controls which type of movement?

• Digestive muscle contractions
• Skeletal muscle movement
• Heart muscle contractions
• Blood vessel constriction

What characterizes striated muscle tissue?

• Smooth appearance under microscope
• Single nucleus per cell
• Alternating light and dark stripes
• Involuntary control

What type of radiation is ultraviolet?

• Ionizing radiation
• Non-ionizing radiation
• Infrared radiation
• Gamma radiation

What is a membrane's primary function in cells?

• Energy production
• Protein synthesis
• Boundary formation
• Hormone secretion