Unit 1- Intro
Term meaning "toward the head"
Superior
What is the primary cell that makes up the majority of the integumentary system?
The keratinocyte
What is the functional unit of the skeletal system?
The Osteon
What is the functional unit of the muscular system?
The sarcomere
What is the functional unit of the nervous system?
The neuron
Plane dividing body into front and back
Frontal / coronal plane
Pigment that gives skin color
Melanin
Bone cells that build bone
Osteoblasts
Skeletal muscle
Insulating covering on axons
Myelin sheath
"Toward the midline of the body"
Medial
Oil-producing skin glands
Sebaceous glands
Term for the shaft of a long bone
Diaphysis
Protein filament thicker than actin (aka- thick filament)
Myosin
Brain region controlling balance and coordination
Cerebellum
The body's stable internal balance
Homeostasis
Layer beneath the epidermis containing the blood vessels
Dermis
Spongy bone contains this tissue
Red marrow
Neurotransmitter at neuromuscular junction
Acetylcholine
Chemical messenger between neurons
Neurotransmitters
Anatomy
Eccrine gland
Total number of bones in an adult human
206
Muscle contraction without movement of muscle
Isometric contraction
Brain region for higher thinking, largest region of brain
Cerebrum