Product Description
Pre-Lab Questions:
”1. What is a tissue?”
”2. What is the function of epithelial tissue? ”
”3. What is the function of connective tissue? ”
”4. What is the function of muscular tissue? ”
”5. What is the function of nervous tissue? ”
”6. Describe sebaceous glands, sweat glands, and hairs with regard to the function of the skin. ”
”7. What is the function of melanin? ”
”8. List the similarities and differences of the layers of the epidermis. ”
Experiment 1: Microscopic Slide Examination of Tissue
”Identify the following tissue slides: ”
A-
B-
C-
D-
E-
F-
G-
H-
Post-Lab Questions
”1. What is the difference between simple, stratified and pseudostratified epithelial tissue? ”
”2. Describe the cell shape of squamous, cuboidal and columnar epithelial cells. ”
”3. Does the number of cell layers or the cell shape play a role in the function of the epithelial tissue? Provide three examples. ”
”4. List and describe the different types of connective tissue. What similarities and differences did you notice when viewing the prepared slides? ”
”5. What are the three components of the extracellular matrix in connective tissue? ”
”6. What are the three types of cartilage? What are their similarities and differences? ”
”7. What are the three types of muscular tissue? For each, describe the cell shape, the type of control (voluntary or involuntary) and the presence or absence of striations. ”
”8. Looking at the nervous tissue, state the cell processes visible (i.e., axon) on the prepared slide. For each process, state the function. ”
”9. What is the difference between multipolar, bipolar and unipolar neurons? ”
Experiment 2: Microscopic Slide Examination—Skin
”1. Label the arrows in the following slide image: ”
A-
B-
C-
D-
”2. Determine whether the following statements pertain to the epidermis or dermis. ”
Statement Epidermis or Dermis
”This layer consists of the papillary layer and the reticular layer”
”Composed of keratinized stratified Squamous epithelium”
”Langerhans cell and Merkel cell reside in this layer”
”Composed of dense irregular connective tissue”
”The fingerprint pattern, unique to each individual, is created in this layer”
”Outermost layer of skin”
”This layer has laminated granules and keratohyalin granules within the stratum granulosum”
”The dense supply of blood allows this layer to play a part in body temperature regulation”
”3. List the five layers of the epidermis from most internal to most external and describe their function. ”
”4. List the two layers of the dermis from most internal to most external and describe their function. ”
Experiment 3: Sweat Gland Distribution
Table 2: Sweat Gland Distribution
Body Region Sweat Glands/cm2
Right Anterior Forearm
Right Palm
Right Anterior Thigh
Right Anterior Foot
Post-Lab Questions
”1. What area of the body had the greatest density of sweat glands, based on your experimental results? What area had the lowest? Why do you think this is? ”
”2. What is the purpose of sweat glands? ”
”3. If you were to perform this same test on a friend, do you believe their results would be similar or different to yours? Why or why not? ”
Experiment 4: Skin Receptors
Table 3: Two-Point Discrimination Test Results
Body Region Left Side Caliper Measurement Right Side Caliper Measurement
Scalp
Forehead
Lips
Front of Neck
Back of Neck
Shoulder
Upper Arm
Elbow
Forearm
Wrist
Back of Hand
Palm of Hand
Tip of Thumb
Tip of Second Finger
Tip of Third Finger
Tip of Fourth Finger
Tip of Fifth Finger
Post-Lab Questions
”1. Which region was most sensitive to this test? Which was least sensitive? ”
”2. Can you think of an advantage to having a greater distribution of touch receptors in the area that you found to be most sensitive? ”
”3. Was there a difference between the measurements of the left and right side of the body? Why or why not? ”
Experiment 5: Introduction to the Fetal Pig
Table 4: External Observation of the Fetal Pig
Area Observations
Skin
Head Region
Neck Region
Trunk Region
Tail Region
(including sex of pig)
”Insert photo of pig in dissection tray with your name clearly visible in the background: ”