exam with complete solutions
The substance in red blood cells that carries oxygen and gives blood its color is -
ANSWER-hemoglobin
___________ is protection against a disease or condition - ANSWER-immunity
The process of supplying the cells with oxygen and removing carbon dioxide from them
is - ANSWER-respiration
The process of physically and chemically breaking down food so that it can be absorbed
for use by the cells is - ANSWER-digestion
_____________ is the burning of food for heat and energy by the cells - ANSWER-
metabolism
A blood vessel that carries blood away from the heart is an - ANSWER-artery
______________ is the involuntary muscle contractions in the digestive system that
move food through the alimentary canal - ANSWER-peristalsis
Organs that work together to perform special functions form a - ANSWER-system
The basic unit of body structure is a - ANSWER-cell
Groups of tissues with the same function form an - ANSWER-organ
A ______________ is a tiny blood vessel - ANSWER-capillary
A group of cells with similar function is - ANSWER-tissue
________________ is the process in which the lining of the uterus breaks up and is
discharged from the body through the vagina - ANSWER-menstruation
, A chemical substance secreted by the glands into the bloodstream is a - ANSWER-
hormone
A ___________ is a blood vessel that carries blood back to the heart - ANSWER-vein
A cell - ANSWER-is the basic unit of body structure
The control center of a cell is the - ANSWER-nucleus
Genes control - ANSWER-physical and chemical traits inherited by children
Connective tissue - ANSWER-anchors, connects, and supports other body tissues
Living cells of the epidermis contain - ANSWER-pigment that gives skin color
Sweat glands help - ANSWER-the body regulate temperature
Long bones - ANSWER-bear the weight of the body
Blood cells are manufactured in - ANSWER-bone marrow
Joints move smoothly because of - ANSWER-synovial fluid
A joint that moves in all directions is a - ANSWER-ball and socket
Voluntary muscles are - ANSWER-attached to bones
Muscles product heat by - ANSWER-contracting
The central nervous system consists of - ANSWER-the brain and spinal column
The medulla controls - ANSWER-heart rate, breathing, blood vessel size, and
swallowing
Cerebrospinal fluid - ANSWER-cushions shocks that could injure structures of the brain
and spinal cord
Cranial nerves conduct impulses between the - ANSWER-brain and the head, neck,
chest, and abdomen