BIO 227 - Study guides, Class notes & Summaries

Define Sensation. - Answer-Awareness of a stimulus. Define Perception. - Answer-refers to the conscious registration of a sensory stimulus.Interpretation of the meaning of the stimulus List 4 prerequisites for sensation/perception to occur. - Answer-a. Stimulus b. Receptor c. Conducted d. Translate impulse into a sensation Define Projection. - Answer-describes the process by which the brain refers sensations to their point of stimulation. Define Adaptation. - Answer-is a decrease in sen...

Anatomy - study of structure and form Physiology - the study of function of body parts Gross Anatomy - systematic anatomy (anatomy of each functional body system), regional anatomy(examines all structures in a certain region as a complete unit), surface anatomy(focus on both superficial anatomic markings and the interal body structures that relate to the skin covering them), comparative anatomy(examines similarities and differences in anatomy of different species), embryology(discipline co...

Bio 227 BSU Exam 1 with Complete Solutions What is histology Answer-study of tissues Physiological description example Answer-muscles of the intestinal wall contract slowly and involuntarily. Why does small intestine have large surface area of the inside Answer-to increase absorption What is responsiveness? Answer-The ability of organisms to react to changes in the environment

Bio 227 Cory Hanley Test 1 Correct Answers!!

Bio 227 Exam 2 with Complete Solutions ain integrity and shape of a cell n nutrients and form chemical building blocks 3. dispose of wastes Answer-What are the 3 cell functions? cholesterol Answer-strengthens the cell membrane and stabilizes it at temperature extremes glycocalyx Answer-a "coating of sugar" on the cells surfaces passive transport Answer-kinetic energy inherent within a a substance as it moves down its concentration gradient (diffusion & Osmosis)

Name 3 types of cartilage and list where you find them - Answer-hyaline: attaches ribs to sternum, covers the end of some bones, cartilage within growth plates, fetal skeleton fibrous: intervertebral discs, pubic symphysis, cartilage pads of knee joints elastic: external ear, epiglottis of larynx Which two cartilage are listed as skeletal system cartilages in your textbook? - Answer-hyaline and fibrous Which type of cartilage is the most abundant and forms the embryonic skeleton? - Answer-...

total magnification - ocular lens x objective lens Proximal - Nearer to the trunk of the body Distal - Farther from the trunk of the body Anterior - front of the body Posterior - back of the body Lateral - away from the midline Medial - toward the midline Caphalad - toward the head Caudal - toward the tail Dorsal - back of body part Ventral - front of a body part superficial - near the surface deep - away from the surface of the body sagittal plane - divide...

BIO 227 lab Exam 1; Questions and Answers 100% Correct integumentary system Answer-Consists of the skin, mucous membranes, hair, and nail integumentary system functions Answer-protects against environmental hazards, helps regulate body temperature, provides sensory information basic structure of the skin Answer-- an epidermis made of epithelium - dermis made of connective tissue - cemented together at dermal papillae - a blister is when these 2 layers separate epidermis Answer-outermo...

Where can you find bipolar neurons? - Retina of the eye, olfactory region, and inner ear Where can you find unipolar neurons? - Most sensory Where can you find multipolar neurons? - Most CNS and efferent neurons Neuroglia of the CNS - -astrocytes (blood-brain barrier) -microglial cells -ependymal cells -oligodendrocyte Neuroglia of the PNS - -Schwann cells -satellite cells Olfactory nerve (CNI) - 1- Smell Optic nerve (CNII) - 2- visual Oculomotor (CNIII) - 3- elevates ey...

total magnification - ocular lens x objective lens Proximal - Nearer to the trunk of the body Distal - Farther from the trunk of the body Anterior - front of the body Posterior - back of the body Lateral - away from the midline Medial - toward the midline Caphalad - toward the head Caudal - toward the tail Dorsal - back of body part Ventral - front of a body part superficial - near the surface deep - away from the surface of the bodysagittal plane - divides body into left and right h...