Introduction and Integumentary 1. Write the levels of organization from simplest to most complex. Cell Tissue Organ Organ System Organism (body) 2. Create the chart and fill it in. Function Tissue Type Picture (Blood) Nervous Muscle Epithelial Connective receive and transmit information and signals (made of cells called neurons) contract in coordination upon stimulation, allow for movement cover inner and outer surfaces of bodies, cavities, and canals bind, support, and protect structures in the body, surrounded my non-living extracellular matrix 3. Label the body cavities a. Cranial b. Spinal c. Thoracic d. Abdominal 4. Name the cavity in #3 where you would find the heart. Thoracic 5. Name the cavity where you would find most of the organs of the digestive system. Abdominal 6. Name the three parts of the integumentary system Hair, nails, skin 7. List three functions of the integumentary system Protection, regulation of body temperature/insulation, vitamin d synthesis 8. Label the following parts of skin a. epidermis b. dermis c. Subcutaneous layer 1. hair 3. sweat gland 4. oil gland 9. What melanin producing cells do you find in the epidermis? melanocytes Muscular and Skeletal 1. Make and fill in the chart below using this image Muscle Type Smooth Muscle Cardiac Muscle Skeletal Muscle Image letter Function Voluntary or involuntary? c Protection and movement in internal organs involuntary b Make up the heart involuntary a Bone/ body part movement voluntary A 2. Which muscle is relaxed? A 3. Which is contracted? B B 4. Match the term with its definition ____C____Osteocyte ____E____ Ossification ____A____ Joint ____D____ Tendon ____B____ Ligament A. B. C. D. E. A place where two bones meet Connects bone to bone Cell that makes and heals bone Connects muscle to bone Process that hardens cartilage to make bone 5. Identify the shaded skeletal system in the image to the right. Appendicular A B C 6. Identify the TYPE of joint for each image above. a. b. c. Ball and socket Hinge Gliding Nervous 1. Make and fill in this chart Draw a neuron and label the following parts: cell body, dendrite, axon, myelin sheath, axon terminal Part of Neuron Dendrite Axon Myelin Sheath Axon Terminal Synapse Function Branch off cell body, receive neurotransmitters and place where action potential begins extension of cell body that nerve impulse travels along lipid layer around axon, acts as an insulator end of the axon, where nerve impulse/action potential ends an where neurotransmitters are released from Space between axon terminal of one neuron and dendrite of another where neurotransmitters are released 2. Describe the process of how a nerve impulse is transmitted along a neuron. Be sure to use the terms synapse, axon terminal, dendrite, neurotransmitters, action potential. An action potential begins at a dendrite where it has received neurotransmitters from the neuron before it. The action potential travels across the cell body, down the axon, to the axon terminals. It stops there and causes the release of neurotransmitters from the axon terminals into the synapse. Then the neurotransmitters will bond to the dendrite of the next cell to start another action potential. 3. Make this chart and fill it in using the diagram and answer bank below. B A Neuron C Letter in image Sensory neuron A Interneuron C Motor neuron B 4. Identify the receptor needed for each sense a. Sight: ____photoreceptor__________ b. Hearing: __mechanoreceptor_______ c. Touch: ___mechanoreceptor_______ d. Pain: ____pain receptor____________ Function Sends information from an environmental change (stimulus) to the CNS Link in CNS between sensory and motor neurons Send information from CNS to muscles or other organs to do something e. Temperature: _thermoreceptor_______ f. Smell: ___chemoreceptor____ g. Taste: ___chemoreceptor_______ 5. Name the two main parts of the nervous system. Central nervous system (brain and spinal cord), Peripheral nervous system (carries messages to and from CNS, all the other nerves) 6. The somatic nervous system controls __skeletal muscle (voluntary)_____ and the autonomic nervous system controls __glands, internal organs, smooth muscle (involuntary)___. Endocrine Write “E” if the statement refers to the endocrine system and write “N” if the statement refers to the nervous system. 1. 2. 3. 4. 5. 6. 7. ___E___ Controls growth, development, and metabolism ___E___ Uses chemical signals ___N___ Controls movement and coordination ___N___ Sends electrical messages ___N___ is comprised of the brain, spinal cord, and neurons ___E___ is comprised of glands and hormones ___E___ slow rate of communication 8. Describe the relationship between hormones and glands. Hormones are chemicals made and secreted by glands Positive Feedback Loop Pg. 1042 Negative Feedback Loop Pg. 1042 Graph (with labels) A secondary substance inhibits production of A secondary substance increases Explanation the initial stimulating substance production of the initial substance Ex. If glucose levels go down, glucagon Ex. Oxytocin causes contractions, (hormone that puts sugar into blood) will contractions stimulate the production of inhibit the production of insulin (hormone oxytocin that take sugar out of blood)
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