VN03 Revision Notes Questions Flashcards
Median Plane?
divides the body into symmetrical L+R halves
Rostral?
towards the nose
Proximal?
structures that lie close to the main part of the body
Distal?
Structures that lie away from the main part of the body
Palmar?
rear surface of the fore paw that bears the footpad
Plantar?
rear surface of the hind paw that bears the footpads
Somatic cells?
include all cells of the body apart from reproductive cells
Germ Cells?
Ova and Spermatozoa
Somatic cells divide by?
Mitosis
What number of chromosomes do somatic cells contain?
Diploid number
How are germ cells divided?
Meiosis
What number of chromosomes do germ cells contain?
Haploid number
Mitosis?
Somatic cells make identical copies of themselves and divide into two.
Stages of Mitosis?
Interphase, Prophase, Metaphase, Anaphase and Telophase
Meiosis?
Results in production of ova or sperm containing half the normal number of chromosomes (haploid).
What must occur before fertilisation?
Meiosis
Stages of Meiosis?
Interphase, Prophase, Metaphase, Anaphase/Telophase I, Prophase II, Metaphase II, Anaphase II and Telophase II.
Diffusion?
Movement of molecules of a liquid or gas down a concentration gradient. Area where they are at a high concentration to an area where they are at a lower concentration.
Osmosis?
Movement of water through a semi-permeable membrane from a fluid of low concentration to one of a higher concentration.
Squamous Epithelial?
Flattened in shape
Cuboidal?
Square or cube-shaped
Columnar?
column-shaped
What tissue type lines the blood vessels of the lungs?
simple squamous epithelium
What lines the intestines?
Simple Columnar Epithelium
What lines the trachea?
Stratified Epithelium
The 3 body cavities are?
Thoracic, Abdominal and Pelvic
Axial Skeleton?
runs from the skull to the tip of the tail
Appendicular Skeleton?
consists of fore and hind limbs, shoulder and pelvis
5 Vertebrae?
Cervical, Thoracic, Lumbar, Sacral and Coccygeal
Three types of joints?
Fibrous, Cartilaginous and Synovial
Masseter?
Closes the jaw
Mastication?
Chewing
Cranial nerves leave the?
Brain
Spinal nerves leave the?
Spinal Cord
Sensory nerves?
Carry impulses toward the CNS
Motor Nerves?
Carry impulses away from the CNS
Forebrain contains?
Cerebrum, Thalamus and Hypothalamus
Hindbrain contains?
Cerebellum, Pons and Medulla Oblongata.
Way to remember cranial nerves?
Oh Once One Has Taken The Anatomy Final, Very Good Vacations Are Happening
Reflex Arcs?
involuntary response to stimuli, rapid and automatic response
Posterior Pituitary Gland Hormones?
ADH and Oxytocin
Anterior Pituitary Glands Hormones?
TSH, GH, ACTH, Prolactin, FSH, LH and ICSH
What hormone does thyroid produce?
Thyroxine
What hormone does the pancreas produce?
Insulin
Hormone produced by the Corpus Luteum?
Progesterone and relaxin
Adrenal Cortex produces?
glucocorticoids and mineralocorticoids