General Instructions: For this (and all) assignments please keep answers concise. Point form answers are acceptable, as is creating tables/diagrams to answer questions more concisely. Marks will be de

BIOL2410 Assignment 2 ( 2 5 marks total) General Instructions: For this (and all) assignments please keep answers concise . Point form answers are acceptable, as is creating tables/diagrams to answer questions more concisely. Marks will be deducted for overly lengthy answers. If you are asked to diagram a process or graph data, the figure should be produced by you (either by h and or digitally and inserted in your document). Copying and pasting of images from the text or other sources will result in a grade of 0 for the related question. References: Each question can be answered using your text, lecture notes and your knowledg e and understanding of the course material. As such, referencing your answers is not required unless you are taking information from sources other than your textbook/ lecture notes/brain. If including references, they should be specifically formatted as per the Journal of Physiology. A full list of instructions can be found here: JoP References Instructions . An example is given blow: In Reference list (note the formatting of the reference): Simpson LL, Busch SA, Oliver SJ, Ainslie PN, Stembridge M, Steinba ck CD and Moore JP (2019). Baroreflex control of sympathetic vasomotor activity and resting arterial pressure at high altitude: insight from Lowlanders and Sherpa. J Physiol 597 , 2379 – 2390. The in - text citation would appear as (Simpson et al. 2019). If Si mpson were the only author, the in - text citation would appear as (Simpson, 2019). If using a website, you should be able to clearly identify an author for the information provided. If no such author can be found, you should question the validity of the i nformation presented. As such, you should be conscious of the quality of the references you choose and use texts or journal articles wherever possible . Honesty Declaration: Be certain to attach a completed Honesty Declaration form as the final page of yo ur assignment. Assignments submitted without this form will not be graded. This form can be found in the Assignments module on UM - Learn. 1. Starting with the action potential on the sarcolemma, c reate a flow chart that describes the events of excitation contraction coupl ing and the contraction cycle in skeletal muscle . Which of these events is prevented from occurring during rigor mortis and why? ( 8 marks ) 2. Explain why the corneal reflex can be considered a cranial somatic reflex that is both ipsilateral and contr alateral ( 3 marks ) 3. F or the following hormones , identify their site of production (name the gland, tissue or structure that produces them), their classification (peptide, steroid or amine) their primary targets, and their main effects. Which of the hormones listed is /are considered a neurohormone? ( 5 marks ) Hormone Site of production Classification Targets Main Effect Calcitonin G onadotropin Releasing Hormone (G n RH) Leptin Thyrotropin (TSH ) Vasopressin (Ant i - diuretic Hormone) 4. A person ha s a genetic disorder that cause s a malfunction in the pendrin transporter in thyroid follicular cells. a) H ow would synthesis of thyroid hormone s be affected and what one word would you use to describe the resulting con dition? (2 marks) b) Would you describe the pathol ogy of this condition as a primary or secondary o r ter t iary pathology? Explain why. ( 2 marks ) c) What specific process involved in th yroid hormone syn the sis is affected ? (1 mark) 5. During the ovarian cycle w hat feedback mechanism causes the LH surge that result s in ovulation an d which endocrine glan ds , hormones , and target cells are involved? ( 4 marks) 6. Be certain to attach a completed Honesty Declaration form as the final page of your assignment. Assignments submitted without this form will not be graded .