Skin
The three layers of the skin.
What are the epidermis, dermis, and fatty layer (hypodermis)?
The meeting point of two bones.
What is a joint?
The liquid that fills the cavities of bones.
What is bone marrow?
The basic unit of the nervous system?
What is a neuron (or nerve cell)?
Movement that the human body has control over.
What is voluntary movement?
The thinnest layer of the skin.
What is the epidermis?
The two types of joints.
What are movable and immovable?
Inner portion of bones, which are porous (has holes in it) and lightweight.
What is spongy bone?
What are the brain and spinal chord?
Stripes (or lines) that are found within specific types of muscles.
What are striations?
The layer of the skin that insulates the body.
?What is the fatty layer (hypodermis)?
This is found at the end of bones and acts as a shock absorber for your joints.
The part of the bone that is hard and strong (it contains calcium phosphate).
What is compact bone?
The way neurons communicate.
What are impulses?
The type of muscles that connects to bones via tendons.
What is skeletal muscle?
The brown pigment that protects the skin from the sun, which is made at the melanocyte within the epidermis.
What is melanin?
The type of join that consists of a bone with a rounded end that fits into a cup-like socket.
What is a ball-and-socket joint?
The outermost layer of bone. A thin tissue (membrane) that covers the bone.
What is the periosteum?
An involuntary, automatic response to a stimulus.
What is a reflex?
The type of muscle that is involuntary and non-striated.
What is smooth muscle?
The five functions of the skin.
What are protection, sensory response (touch, pain), vitamin d production, body temperature regulation, and removal of waste?
The type of join that consists of one part of a bone sliding over another part of a bone.
What is a gliding joint?
The five functions of bones.
What are shape and support, organ protection, movement help, red blood cell production, and mineral storage?
The two main branches of the Peripheral Nervous System and their functions.
What are the somatic and autonomic nervous systems?
Somatic - controls voluntary actions
Autonomic - controls involuntary actions
The type of muscle that is involuntary and has striations.
What is cardiac muscle?